Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual é o ISBN da série Conan the Barbarian que tem o título de Queen of the Black Coast?
 ###Tabelas: CREATE TABLE ahrend__&__brunzema_1954–1971 (ahrend__&__brunzema_1954–1971_id AUTO_INCREMENT PRIMARY KEY, year VARCHAR, opus INT, town VARCHAR, church VARCHAR, kind VARCHAR, manuals VARCHAR, stops VARCHAR) CREATE TABLE collections (collections_id AUTO_INCREMENT PRIMARY KEY, Volume VARCHAR, Series VARCHAR, Title VARCHAR, Cover VARCHAR, Published VARCHAR, ISBN VARCHAR) CREATE TABLE series_ratings (series_ratings_id AUTO_INCREMENT PRIMARY KEY, Season INT, # of Episodes INT, Timeslot VARCHAR, Season Premiere VARCHAR, Season Final VARCHAR, Peak Audience INT, Average Audience INT, Average Nightly Rank VARCHAR, Average Weekly Rank VARCHAR, Average Yearly Ranking VARCHAR) CREATE TABLE 1_lyga (1_lyga_id AUTO_INCREMENT PRIMARY KEY, Position INT, Club VARCHAR, Games played INT, Wins INT, Draws INT, Loses INT, Goals scored INT, Goals conceded INT, Points INT) CREATE TABLE tournament_for_the_championship_of_canada (tournament_for_the_championship_of_canada_id AUTO_INCREMENT PRIMARY KEY, Players VARCHAR, Games Won INT, Games Lost INT, Total points INT, Grand Average VARCHAR, Best Winning Average VARCHAR, Best Run INT)  
SELECT ISBN FROM collections WHERE Series = conan the barbarian AND Title = queen of the black coast